//
//  Person.h
//  函数的链式编程
//
//  Created by YYY on 2018/1/15.
//  Copyright © 2018年 YYY. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Person : NSObject

- (void)eat;

- (void)sheep;

- (Person *)study;

- (Person *)think;

- (Person * (^)())smile;

- (Person * (^)())happy;

- (Person * (^)(NSString *reason))cry;

- (Person * (^)(NSInteger))crazy;


@end
